Electromagnetic Eddy Current Brake
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FDWS series electromagnetic eddy current brake is mainly used for land drilling rig as air cooling type auxiliary brake.
| Model | FDWS30 | FDWS40 | FDWS50 | FDWS70 |
| Max.torque N.m | 20000 | 40000 | 75000 | 110000 |
| Max, rotary speed r/min | 500 | 500 | 500 | 500 |
| Max. exciting current A | 20 | 40 | 40 | 80 |
| Cooling air capacity m³/h | 5408 | 5408 | 5408 | 10816 |
| Temperature rising of inlet &outlet | 25 | 25 | 25 | 25 |
| Drill depth( with dia.127mm ) | 20x100 | 32x100 | 45x100 | 60x100 |
| Weight | 3234 | 5199 | 7900 | 11000 |
